Table 1

Distribution of selected variables in SCCHN patients and controls

VariableCases (n = 208)Controls (n = 224)Pa
Number%Number%
Age (years)0.613
 ≤453617.33616.1
 46–556129.37634.0
 56–655426.04821.4
 >655727.46428.6
Sex0.573
 Male15273.116975.5
 Female5626.95524.5
Smoking status0.793
 Never6129.37031.2
 Former9445.29442.0
 Current5325.56026.8
Alcohol use0.340
 Never9646.211953.1
 Former6832.76227.7
 Current4421.14319.2
  • a Two-sided χ2 test.